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/*
simple tool to create a lot of records on a tdb and to read them out
Copyright (C) Andrew Tridgell 2006
Ronnie sahlberg 2007
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "lib/events/events.h"
#include "system/filesys.h"
#include "popt.h"
#include "cmdline.h"
#include <sys/time.h>
#include <time.h>
static int num_records = 10;
static void store_records(struct ctdb_context *ctdb, struct event_context *ev)
{
TDB_DATA key, data;
struct ctdb_db_context *ctdb_db;
TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
int ret;
struct ctdb_record_handle *h;
uint32_t i;
ctdb_db = ctdb_db_handle(ctdb, "test.tdb");
printf("creating %d records\n", num_records);
for (i=0;i<num_records;i++) {
key.dptr = (uint8_t *)&i;
key.dsize = sizeof(uint32_t);
h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
if (h == NULL) {
printf("Failed to fetch record '%s' on node %d\n",
(const char *)key.dptr, ctdb_get_vnn(ctdb));
talloc_free(tmp_ctx);
return;
}
data.dptr = (uint8_t *)&i;
data.dsize = sizeof(uint32_t);
ret = ctdb_record_store(h, data);
talloc_free(h);
if (ret != 0) {
printf("Failed to store record\n");
}
if (i % 1000 == 0) {
printf("%u\r", i);
fflush(stdout);
}
}
printf("fetching all %d records\n", num_records);
while (1) {
for (i=0;i<num_records;i++) {
key.dptr = (uint8_t *)&i;
key.dsize = sizeof(uint32_t);
h = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
if (h == NULL) {
printf("Failed to fetch record '%s' on node %d\n",
(const char *)key.dptr, ctdb_get_vnn(ctdb));
talloc_free(tmp_ctx);
return;
}
talloc_free(h);
}
sleep(1);
printf(".");
fflush(stdout);
}
talloc_free(tmp_ctx);
}
/*
main program
*/
int main(int argc, const char *argv[])
{
struct ctdb_context *ctdb;
struct ctdb_db_context *ctdb_db;
struct poptOption popt_options[] = {
POPT_AUTOHELP
POPT_CTDB_CMDLINE
{ "num-records", 'r', POPT_ARG_INT, &num_records, 0, "num_records", "integer" },
POPT_TABLEEND
};
int opt;
const char **extra_argv;
int extra_argc = 0;
poptContext pc;
struct event_context *ev;
pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
while ((opt = poptGetNextOpt(pc)) != -1) {
switch (opt) {
default:
fprintf(stderr, "Invalid option %s: %s\n",
poptBadOption(pc, 0), poptStrerror(opt));
exit(1);
}
}
/* talloc_enable_leak_report_full(); */
/* setup the remaining options for the main program to use */
extra_argv = poptGetArgs(pc);
if (extra_argv) {
extra_argv++;
while (extra_argv[extra_argc]) extra_argc++;
}
ev = event_context_init(NULL);
ctdb = ctdb_cmdline_client(ev);
/* attach to a specific database */
ctdb_db = ctdb_attach(ctdb, "test.tdb");
if (!ctdb_db) {
printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
exit(1);
}
printf("Waiting for cluster\n");
while (1) {
uint32_t recmode=1;
ctdb_ctrl_getrecmode(ctdb, timeval_zero(), CTDB_CURRENT_NODE, &recmode);
if (recmode == 0) break;
event_loop_once(ev);
}
store_records(ctdb, ev);
return 0;
}
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